Answer:
implied credit spread = 1.13 %
Explanation:
given data
interest on foreign government bonds = 7.5%
current exchange rate = 28
forward exchange rate = 28.5
risk-free rate = 4.5%
solution
we get here risk free rate by the forward exchange rate that is
F = spot exchange rate × \frac{1+Rr}{1+Rs} ....................1
put here value
28.5 = 28 × \frac{1+Rr}{1+0.045}
solve it we get
Rr = 0.0637
Rr = 6.37%
so
implied credit spread = interest on foreign government bonds - risk free rate
implied credit spread = 7.5% - 6.37%
implied credit spread = 1.13 %